Chemical Change Revision
Authored by lina Zendah
Science
8th Grade
Used 3+ times
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23 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bending, crushing, cutting and freezing are:
a. Physical change.
b. chemical change
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
•mixing strawberry syrup into milk •melting ice
a. Physical change.
b. chemical change
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Melting •Evaporation •Condensation
a. Physical change.
b. chemical change
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A change in matter that produces one or more new substances:
a. Physical change.
b. chemical change.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
•Rust •Burning •Cooking
a. Physical change.
b. chemical change.
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following can occur when a chemical reaction takes place?
a. New bonds form.
b. Existing bonds break.
c. New substances form.
d. Changes don't affect matter.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the best way to be certain that a chemical reaction has occurred?
a. Some bubbles form.
b. A color change occurs.
c. A new substance forms.d.
The materials do not react.
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